Vulcan's Hammer Philip K. Dick Vulcan's Hammer Philip K. Dick · 1976 First published 3 years earlier Save Continue from here
Logan's Run William F. Nolan Logan's Run William F. Nolan, George Clayton Johnson · 1967 First published 12 years earlier Save Continue from here
The End of Eternity Isaac Asimov The End of Eternity Isaac Asimov · 1971 First published 8 years earlier Save Continue from here
